* {
    margin: 0;
    padding: 0;
}

body {
    margin: 0 auto;
    height: 100vh;
    width: 100vw;
    background-image: url("../images/cartoon.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}

.top-container{
    width: 100vw;
    height: 40px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    background:rgba(0,0,0,0.6);
}
/* 头部左侧导航 */
.top-container .nav-left{

}

.top-container .nav-left .fa.fa-search{
    padding: 10px 15px;
    color: white;
    font-size: 14px;
    font-weight: bolder;
}

/* 头部右侧导航 */
.top-container .nav-right{

}

.top-container .nav-right ul{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    list-style: none;
}

.top-container .nav-right ul li a{
    padding: 10px 15px;
    text-decoration: none;
    color: white;
    font-size: 14px;
}

.container{
    width: inherit;
    height: inherit;
    background-color: rgba(255,255,255,0.6);
    display: flex;
    /*定义主轴方向*/
    flex-direction: column;
    /*主轴方向*/
    justify-content: center;
    /*侧轴*/
    align-items: center;
}

h1,h3{
    text-align: center;

}